Home / 1,146,243.33-1,719,259.56-387,998.13

Finding the Fourth Proportional to 1,146,243.33, 1,719,259.56 and 387,998.13

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Solution

The fourth proportional to 1,146,243.33, 1,719,259.56 and 387,998.13 is: 581,961.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,243.33 : 1,719,259.56 = 387,998.13 : x
  2. Step 2: Convert to fraction form
    1,146,243.33/1,719,259.56 = 387,998.13/x
  3. Step 3: Cross multiply
    1,146,243.33x = 1,719,259.56 × 387,998.13
  4. Step 4: Simplify right side
    1,146,243.33x = 667,069,486,205.59
  5. Step 5: Solve for x
    x = 667,069,486,205.59/1,146,243.33
  6. Step 6: Final answer
    x = 581,961.50

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.